Precision High-voltage Resistor
Precision high voltage resistors are a type of resistor that is designed to handle high voltage and power dissipation applications with precision, accuracy, and reliability. These resistors are commonly used in various applications that require precise voltage regulation, such as test and measuring equipment, medical equipment, power supplies, and communication systems.
Description
Precision high voltage resistors are a type of resistor that is designed to handle high voltage and power dissipation applications with precision, accuracy, and reliability. These resistors are commonly used in various applications that require precise voltage regulation, such as test and measuring equipment, medical equipment, power supplies, and communication systems.
These resistors are built with advanced manufacturing techniques and materials to offer superior performance in high voltage and high-temperature applications. They are designed to operate within a wide range of temperatures, humidity, and environmental conditions. This makes them extremely versatile and reliable in applications where accuracy and stability are critical.
The construction of high precision voltage resistors involves the use of high-quality materials such as ceramic substrates, metal films, and precision wirewound resistors that are carefully selected to ensure consistent and accurate performance. These materials are layered and deposited on top of each other to build a precise and stable resistor that can handle high voltages and power dissipation effectively.
Precision high voltage resistors are available in various resistance values and power ratings, making it easy to select the right resistor for your specific application.
In conclusion, precision high voltage resistors are an essential part of many sophisticated applications that require accurate voltage regulation. Their advanced design, superior performance, and reliability make them crucial components for many industries, ranging from aerospace and defense to medical and communication industries. When selecting precision high voltage resistors, it is essential to consider the specific requirements of your application and choose a part that meets those requirements.
RI81 cylindrical high voltage high resistance resistor
RI81 precision glass glaze film resistor is a power type precision high voltage device. The ruthenium oxide glass glaze is used as the resistance film temperature
Small coefficient, small partial discharge, large specific power, high frequency characteristics, moisture resistance, heat resistance, electric pulse resistance and long-term stable and reliable performance.
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Model: |
RI80 type |
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Features: |
sheet structure, small size, light weight, high power, high resistance, Low inductance, good high frequency characteristics, safe and reliable, high overload ability |
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Application: |
Suitable for AC/DC or pulse circuit and high voltage equipment, can be substituted Vacuum mega (RH1) type resistor for microcurrent measurement of electricity On the road |
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Operating environment: |
rated power temperature (+70°C); Temperature range for use (-55℃～+125℃) |
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Structural form: |
sheet structure, lead welding installation |
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Feature requirements: |
Pin and resistor sizes can be negotiated according to user specific requirements customize |
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Applicable standard: |
GB/T5729-2003 |
Main technical parameters:
| power | Rated power (W) | Form factor | Resistance range (Ω) | Operating voltage (KV) | Temperature coefficient × 10-6/℃ |
Resistance error Z | ||||
| L | S | H | I | D | ||||||
|
RI80-0.125 |
1/8 |
8 |
3.5 |
2.5 |
24 |
0.56 |
100-10KM |
4 |
≤50 ≤100
|
F (±1%) |
|
RI80-0.25 |
1/4 |
10 |
5 |
2.5 |
24 |
0.56 |
100-10KM |
4 |
||
|
RI80-0.25 |
1/4 |
22 |
4 |
2.5 |
24 |
0.56 |
100-10KM |
10 |
||
|
RI80-0.25 |
1/4 |
25 |
5 |
2.5 |
24 |
0.56 |
100-10KM |
15 |
||
|
RI80-0.5 |
1/2 |
35 |
5 |
2.5 |
24 |
0.56 |
100-10KM |
15 |
||
|
RI80-0.5 |
1/2 |
41 |
5 |
2.5 |
42 |
0.56 |
100-10KM |
15 |
||
|
RI80-1 |
1 |
25 |
10 |
2.5 |
30 |
0.56 |
100-10KM |
15 |
||
|
RI80-1 |
1 |
30 |
8 |
2.5 |
30 |
0.56 |
100-10KM |
15 |
||
|
RI80-1 |
1 |
33 |
9 |
2.5 |
35 |
0.56 |
100-10KM |
15 |
||
|
RI80-2 |
2 |
38 |
10 |
3 |
40 |
0.8 |
100-10KM |
20 |
||
|
RI80-2 |
2 |
45 |
10 |
3 |
45 |
0.8 |
100-10KM |
20 |
||
|
RI80-3 |
2 |
50 |
10 |
3 |
45 |
0.8 |
100-10KM |
20 |
||
|
RI80-3 |
3 |
30 |
15 |
3 |
35 |
0.8 |
100-10KM |
25 |
||
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RI80-3 |
3 |
60 |
10 |
3 |
55 |
0.8 |
100-100KM |
25 |
||
|
RI80-5 |
5 |
80 |
20 |
4 |
60 |
0.8 |
100-200KM |
25 |
||
|
RI80-10 |
10 |
97 |
23 |
4 |
80 |
0.8 |
100-200KM |
30 |
||
|
RI80-20 |
20 |
100 |
35 |
4 |
80 |
1 |
100-200KM |
30 |
||
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RI80-30 |
30 |
100 |
48 |
4 |
80 |
1 |
100-200KM |
30 |
||
Main inspection items, test methods and performance requirements
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Inspection items |
Performance requirements |
Test method |
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Temperature coefficient of resistance |
≤±50 (×10-6/℃) |
-55℃/+20℃ 20℃/+155℃ |
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Solderability |
The solder flows freely and is wetted with the leads |
235±5℃ 2±0.5s |
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Resistant to welding heat |
ΔR≤±(0.5%R+0.05Ω) |
260±5℃ 10±1s |
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Steady-state humid heat |
ΔR≤±(2%R+0.1Ω) |
+40±2℃ humidity 95～98% 240h |
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Rapid temperature changes |
ΔR≤±(1%R+0.05Ω) |
-55℃/+125℃ 5 cycles |
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vibration |
ΔR≤±(1%R+0.05Ω) |
10～500Hz 98m/s2 |
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Long-term load |
ΔR≤±(5%R+0.05Ω) |
+40±2℃ VR 1000h |
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Elicitation strength |
ΔR≤±(0.5%R+0.05Ω) |
10N Bend twice |
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Reduce power consumption |
≤210℃ |
When the ambient temperature rises to 300°C, the allowable load of the resistor is reduced from the rated power to 0 |
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